how to create 1-100 in an array code example

Example 1: javascript fill array with range

function range(start, end) {
  return Array(end - start + 1).fill().map((_, idx) => start + idx)
}
var result = range(9, 18); // [9, 10, 11, 12, 13, 14, 15, 16, 17, 18]
console.log(result);

Example 2: how to make an array of a value from 1 to the number

[ ...Array(N).keys() ].map( i => i+1);